Hummer Addition Principle

50 entries in Numbers / Principles / Hummer Addition Principle
Creators Title Comments & References Year Source Page AA Categories
Bob Hummer Lite-Ning Addition spectator removes an Ace or a Two face down, then a Three or a Four and so on, total of added values is divined
Related toVariationsAlso published here 1940
Half-A-Dozen Hummers
5
George Sands An Oddity paper slips with numbers on each side are arranged by the spectator, see 2022 reference for credit information
Related toAlso published here July 1954
The New Phoenix (Issue 312)
50
Larry Becker The New Math Miracle six cards with numbers on both sides in envelopes, shuffled and turned over by spectator, total is divined
Inspired by 1978
World of Super Mentalism
29
Amazing James Randi, Shigeo Futagawa Numeral-oh-gee using number cards
Related toVariations June 1979
Apocalypse (Vol. 2 No. 6)
205
Nick Trost Number Cards Routine four cards with numbers on both sides, three phase
Related to 1979
Close-Up Mentalism
10
Bob Hummer Lite-Ning Addition spectator removes an Ace or a Two face down, then a Three or a Four and so on, total of added values is divined (1940)
Also published here 1980
Bob Hummer's Collected Secrets
10
Alex East Cardputer using number cards, numbers on both sides
Inspired byRelated to June 1982
Spell-Binder (Vol. 2 No. 14)
264
Alex East Musical song prediction
Related to Dec. 1982
Spell-Binder (Vol. 2 No. 20)
380
Shigeo Futagawa Stunumbers No. 17, some small numbers added, total predicted, using number cards, for credit information see "Future Choice" reference
Related toVariations 1983
Self-Working Number Magic
27
David Britland Star-Gazer horoscope chosen with counters with number on them, reading is predicted
 		1986
Psychomancy
35
Peter Duffie A Sense Of Freedom four packets formed and turned over, in the end the sum of values is predicted
Inspired by Dec. 1992
Magic (Vol. 2 No. 4)
58
Ellison Poland Colors By The Numbers No. 1 six colored chips with numbers turned over by spectator, orientation and number of a hidden chip divined
Inspired byRelated toVariations 1994
Wonderful Routines of Magic — The Second Addendum
64
Ellison Poland Colors By The Numbers No. 2 six colored cards with numbers turned over by spectator and inserted in envelopes, numbers divined
Inspired by 1994
Wonderful Routines of Magic — The Second Addendum
71
Peter Duffie A Shade Inexplicable cards numbered in red from One to Eight on one side and in black on the other side, total of some numbers divined with remaining cards
Inspired byAlso published here 1994
Wonderful Routines of Magic — The Second Addendum
78
Peter Duffie The Diary forcing the 14th or 22nd of a month, card predicted, using stunumber force with four blank cards that have numbers on both sides
 		Sep. 1995
Magic (Vol. 5 No. 1)
66
Shigeo Futagawa Eine verblüffende Prophezeiung numbers on both sides of four papers, a total is predicted
Related to 2000
Intermagic (Vol. 24 No. 1)
11
Peter Duffie, Robin Robertson Future Choice five envelope with numbers on either side, added in some way by spectator, total predicted, repeat, see Vol. 2 reference for credit information
Inspired by
  • "One to Eight" (George Sands, Bill Simon's Mathematical Magic, 1964)
Related to 		2003
Card Conspiracy — Vol. 1
73
Peter Duffie, Robin Robertson Whitewash ESP deck, card chosen by adding some numbers on number cards, predicted, all others blank
Inspired by
  • "One to Eight" (George Sands, Bill Simon's Mathematical Magic, 1964)
 2003
Card Conspiracy — Vol. 1
75
Peter Duffie, Robin Robertson Flexible Choice number chosen with four back-to-back pairs, credits George Sands's "One to Eight" principle (really the Hummer Addition Principle)
 		2003
Card Conspiracy — Vol. 2
60
Peter Duffie, Robin Robertson The Accidental Diary sixteen-card Unicycle Stack, credits George Sands's "One to Eight" principle (really Hummer Addition Principle)
Variations 2003
Card Conspiracy — Vol. 2
70
Peter Duffie A Shade Inexplicable cards numbered in red from One to Eight on one side and in black on the other side, total of some numbers divined with remaining cards
Inspired byAlso published here 2005
Card Secrets Unlocked
38
Karl Fulves Urban Legends four urban legends and their opposite on cards along with eight numbers, some cards are turned over and numbers added, force for 47
  • Second Method
  • Background
Inspired byRelated to 2006
Prolix (Issue 1)
14
Michael Weber, Tim Trono Jelly Bean Estimator cards with various jelly beans on both sides, spectator turns some over, performer instantly knows sum of all visible jelly beans, repeat, then number is predicted
Related to Nov. 2012
Real Secrets (Vol. 1 No. 8)
1
Michael Weber, Tim Trono Initial Impression numbers written on both sides of pieces of paper, sum made and predicted, "BS" presentation, over phone
(Real Secrets Bonus sheet)
Inspired by Dec. 2013
Real Secrets (Vol. 2 No. 21)
3
Steve Beam Doubling Down Using factory misprinted cards, the magician predicts the totals of the cards selected by the audience.
Related to 2015
Semi-Automatic Card Tricks — Volume 9
214
Ryan Schlutz Card at Any Sum number cards in envelope, sum made of them, selection found at that position
Related toVariationsAlso published here 2017
False Anchors — Volume Two
29
Jeff Pierce Number Divination numbers written on both sides of pieces of paper, sum made and divined, range force
Related to 2017
False Anchors — Volume Two
29
Michał Kociołek Lucky You Chosen card found at position established by sum of randomly chosen numbers written on pieces of paper, based on mathematical principle
Inspired byRelated to 2019
Plots & Methods
18
Ryan Schlutz Card at Any Sum number cards in envelope, sum made of them, selection found at that position
Also published here 2020
False Anchors
61
Steve Beam Latest Addition spectator removes an Ace or a Two face down, then a Three or a Four and so on, total of added values is divined, several phases
Inspired byVariations 2020
Semi-Automatic Card Tricks — Volume 12
187
Steve Beam Atomic Weight same effect as Latest Addition, different method
Inspired by 2020
Semi-Automatic Card Tricks — Volume 12
191
Ryan Schlutz RNG "Random Number Generator"
small card with numbers on both sides in a grid is torn, pieces tossed and the numbers showing are added, card at that position predicted
Inspired byAlso published here 2020
False Anchors — Volume Four
5
Ryan Schlutz No Weigh! unknown card pocketed, performer know number of cut-off cards, repeat, values of cards are divined via weighing, then number of pips in a packet (Hummer) and missing card
Inspired by 2021
False Anchors — Volume Five
29
Bob Farmer Introduction credit information
Related to
  • Michael Breggar's "Flat Dice" (marketed item)
 2022
Hummer's Odyssey ()
1
Bob Farmer Any Card At Any Hummer piles made on the table, one card chosen and cards assembled, from one pile the spectator chooses four cards, they are added up and the is found at that sum
 		2022
Hummer's Odyssey ()
2
Bob Farmer The Hummer Addition Principle discussion
Related to 2022
Hummer's Odyssey ()
5
Bob Hummer Lite-Ning Addition spectator removes an Ace or a Two face down, then a Three or a Four and so on, total of added values is divined
Also published here 2022
Hummer's Odyssey ()
8
Bob Farmer Another Any Card At Any Hummer number is generated by adding the card values on four double-blank cards that have cards written on both sides
  • The Blomberg Layout Procedure (Tomas Blomberg)
 		2022
Hummer's Odyssey ()
9
George Sands An Oddity paper slips with numbers on each side are arranged by the spectator
Also published here 2022
Hummer's Odyssey ()
16
Shigeo Futagawa Shigeo Futagawa Prediction four cards with numbers on both sides are mixed, total predicted
Also published here
  • Fractal Music, Hypercards & More (Martin Gardner, 1991, p. 223)
 2022
Hummer's Odyssey ()
18
Bob Farmer Stunumbers variation, some small numbers added, total predicted, using number cards
Inspired by 2022
Hummer's Odyssey ()
20
Bob Farmer E.S.P. Hummer four cards with symbols with numerical values on both sides are in envelopes
  • Phase One (chosen symbol in envelope is divined)
  • Phase Two (total of four sides predicted)
Inspired by 2022
Hummer's Odyssey ()
22
Bob Farmer Hummer Sins And Virtues seven cards with numbers on both sides (and virtues and sins), a total is added up and used to locate a sentence in a book which has been predicted
 		2022
Hummer's Odyssey ()
28
Bob Farmer Astrologic Hummer six double-sided zodiac sign cards with lucky cards
  • Phase One (value sum of the lucky cards in a random arrangement is divined)
  • Phase Two (value sum is predicted this time)
  • Phase Three (another value sum is predicted in an astrology book)
Related to
  • "Optional Oracle" (Norm Houghton, Abra #839)
Variations 		2022
Hummer's Odyssey ()
32
Tomas Blomberg The Blomberg Variation
  • Phase Three Alternative
  • The Deck of Cards Ending (lucky card is cut to)
Inspired by 2022
Hummer's Odyssey ()
39
Juan Tamariz Temptation number arrived at via numbered paper pieces, spectator arrives at "lust" in a list of sins
Also published here
  • "Temptation" (Juan Tamariz, Verbal Magic, 2008)
 2022
Hummer's Odyssey ()
40
Bob Farmer Hummer Addition Principle Conclusions
2022
Hummer's Odyssey ()
41
Bob Farmer Naming the Hummer Principles
Related to 2022
Hummer's Odyssey ()
43
Bob Farmer Hummer Ching I Ching, divination of hidden number, then I Ching reading prediction as magic square
  • Phase One: Chinese Numerology Divination of a Total
  • Phase Two: Predicting the Future
 		2022
Hummer's Odyssey (Issue Addendum #1)
1
Ryan Schlutz RNG "Random Number Generator"
small card with numbers on both sides in a grid is torn, pieces tossed and the numbers showing are added, card at that position predicted
  • Additional Handling
  • Further Thoughts
Inspired byAlso published here June 2023
The Hermit (Vol. 2 No. 6)
828